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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef INCLUDED_JVMACCESS_CLASSPATH_HXX
#define INCLUDED_JVMACCESS_CLASSPATH_HXX
#include "sal/config.h"
#include "com/sun/star/uno/Reference.hxx"
#if defined SOLAR_JAVA
#include "jni.h"
#else
struct JNIEnv;
typedef void * jclass;
typedef void * jobjectArray;
#endif
namespace com { namespace sun { namespace star { namespace uno {
class XComponentContext;
} } } }
namespace rtl { class OUString; }
namespace jvmaccess {
/**
Helper functions for class path handling.
*/
class ClassPath {
public:
/**
translates a class path into a java.net.URL[] instance.
@param context
a component context; must not be null.
@param environment
a JNI environment; must not be null.
@param classPath
a list of zero or more internal (see the
com.sun.star.uri.ExternalUriReferenceTranslator service) URI references,
where any space characters (U+0020) are ignored (and, in particular,
separate adjacent URI references). Any vnd.sun.star.expand URL
references in the list are expanded using the
com.sun.star.util.theMacroExpander singleton of the given context.
@returns
a local reference to a java.net.URL[] instance containing the external
(see the com.sun.star.uri.ExternalUriReferenceTranslator service)
equivalents of all the URI references in the given classPath. If null, a
(still pending) JNI exception occurred.
@throws com::sun::star::uno::RuntimeException
*/
static inline ::jobjectArray
translateToUrls(
::com::sun::star::uno::Reference<
::com::sun::star::uno::XComponentContext > const & context,
::JNIEnv * environment, ::rtl::OUString const & classPath)
{
return
static_cast< ::jobjectArray >(
doTranslateToUrls(context, environment, classPath));
}
/**
loads a class via a java.net.URLClassLoader.
@param context
a component context; must not be null.
@param environment
a JNI environment; must not be null.
@param classPath
a list of zero or more internal (see the
com.sun.star.uri.ExternalUriReferenceTranslator service) URI references,
where any space characters (U+0020) are ignored (and, in particular,
separate adjacent URI references). Any vnd.sun.star.expand URL
references in the list are expanded using the
com.sun.star.util.theMacroExpander singleton of the given context.
@param name
the Java binary name of the class to load.
@returns
a local reference to a java.lang.Class instance. If null, a (still
pending) JNI exception occurred.
@throws com::sun::star::uno::RuntimeException
*/
static inline ::jclass loadClass(
::com::sun::star::uno::Reference<
::com::sun::star::uno::XComponentContext > const & context,
::JNIEnv * environment, ::rtl::OUString const & classPath,
::rtl::OUString const & name)
{
return
static_cast< ::jclass >(
doLoadClass(context, environment, classPath, name));
}
private:
ClassPath(); // not defined
ClassPath(ClassPath &); // not defined
~ClassPath(); // not defined
void operator =(ClassPath &); // not defined
// Functions that replace JNIEnv, jobjectArray, and jclass with void *, so
// that their mangled C++ names do not depend on the JDK version used at
// compile time:
static void * doTranslateToUrls(
::com::sun::star::uno::Reference<
::com::sun::star::uno::XComponentContext > const & context,
void * environment, ::rtl::OUString const & classPath);
static void * doLoadClass(
::com::sun::star::uno::Reference<
::com::sun::star::uno::XComponentContext > const & context,
void * environment, ::rtl::OUString const & classPath,
::rtl::OUString const & name);
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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